Can someone Please help me if you’re correct I’ll give Brainlist!

What is the smallest integer n such that n\sqrt{2} is greater than 20

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

Two students were asked if they liked to read. is this a good example of a statistical question? why or why not? a yes, this is a good statistical question because a variety of answers are given. b yes, this is a good statistical question because there are not a variety of answers that could be given. c no, this is not a good statistical question because there are not a variety of answers that could be given. no, this is not a good statistical question because there are a variety of answers that could be given